QID 354839

Date Published: 2023-03-23

QID 354839: Amazon Linux Security Advisory for tar : ALAS-2023-1704

Gnu tar through 1.34 has a one-byte out-of-bounds read that results in use of uninitialized memory for a conditional jump.
Exploitation to change the flow of control has not been demonstrated.
The issue occurs in from_header in list.c via a v7 archive in which mtime has approximately 11 whitespace characters. (
( CVE-2022-48303)



Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Successful exploitation of this vulnerability could lead to a securitybreach or could affect integrity, availability, and confidentiality.

  • CVSS V3 rated as High - 7.8 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Please refer to Amazon advisory: ALAS-2023-1704 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 354839

    CVE-2022-48303 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS-2023-1704 amazon linux URL Logo alas.aws.amazon.com/ALAS-2023-1704.html
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